WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
Zeplin - Collaboration app for UI designers & frontend developers
WhatsGreen Multi Messenger - Easy access to WhatsApp, Line, Telegram, FB Messenger and many others via the Chrome toolbar.
Mightytext - Send & Receive SMS Text Messages from your computer. Sync'd with your Android #
Green Messenger - WhatsApp Messenger Web for Chrome. Text/Chat on computer. Notifications, messages, tools.
Abstract - A secure, version-controlled hub for your design files